Search results for "audio electronics"

1. Support MP3, WAV decoding format. 2. Support sampling rate (KHz): 8/11.025/12/16/22.05/24/32/44.1/48. 3. 24-bit DAC output, dynamic range supports 90dB, signal-to-noise ratio supports 85dB. 4. DC 6~35V ultra-wide working voltage. 5. Support up to 32G memory card, can connect to computer via USB data cable to update and store audio files. 6. Integrated high-power amplifier output, driving 4?? speakers up to 20W, driving 8?? speakers up to 10W. 7. The UART serial port controls the voice broadcast function, which can control play, pause, song selection, volume addition and subtraction and other functions. The selection of songs is up to 65535 songs, and the baud rate is 9600 bit/s. 8. Support IO one-to-one trigger playback function, 8 IO ports can trigger 8 tracks individually or 8 IO ports can trigger 255 tracks in combination. 9. Support One_line single-bus serial port control, which can control functions such as play, pause, song selection, volume addition and subtraction. 10. Support 3 configuration IOs for up to 7 working modes selection, DIP switch settings, easy to operate. 11. 8-way IO design ESD protectionSpecification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 10cm * 10cm * 2cm / 3.94inch * 3.94inch * 0.79inch Qty per Carton 400 Carton Weight 11.00kgs / 24.25lb Carton Size 52cm * 42cm * 42cm / 20.47inch * 16.54inch * 16.54inch Loading Container 20GP: 290 cartons * 400 pcs = 116000 pcs40HQ: 674 cartons * 400 pcs = 269600 pcs

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Do you have trouble at that how to connect 4 sets stereophonic signal source and 2 sets output equipment?Do you have trouble at that how to connect 2 sets signal source equipment and 4 sets output equipment?One strong stereophonic shift distribute device able to solve the problems that multiply equipment plug in and out, double way use. With remote control shift function.1. 4 sets stereophonic input, 2 sets stereophonic output adopt digit switch shift and remote control shift, will not generate burst sound when shifting2. Input and output able to be used once inserted, non consumption shift at input and output signal.3. Mainly used to select and shift various stereophonic signal input mutually use to output one set or multiply sets equipment, example there has multiply stereophonic signal source (TV audio frequency, MP3 player, CD player, video game, mobile phone, PAD, computer, gramophone) and other equipment need output to power amplifier or source loudspeaker box.4. 4 sets signal audio source select shift device solve the complex circuit plug in and out operation, unify connect the equipment signal source which need input to the shift device then easily convenient to select.5. This product able to realize two operating methods, 4 input 2 output, reversely wiring realize 2 input 4 output, double ways use.1. Simple installation: input and output, able to be used once inserted, convenient to install, signal source non consumption shift, then can enjoy different hearing experienceProduct Parameter1. Material: Metal2. Interface: RCA interface3. Power supply: USB 5V supply power, able to be used once inserted4. Input and output impedance: 10Kohms - 50Kohms5. Frequency responding: 20 - 20kHz.6. Distortion: Less than 0.002%7. Output consumption: Less than 0.01dB8. Signal gain: 0dB9. Signal-noise ratio S/N: Greater than 98dB10. Input and output interface: standard RCA gold plating interface11. Input passageway: 4 ways stereophonic shift input (can not mix input at the same time, select 1 in 4 to output)12. Output passageway: 2 ways stereophonic select and shift output (cannot output at the same time, select 1 in 2 to output)13. Control switch method: manually shift, or remote control shift14. Input shift passageway: 4 passageways15. Output shift passageway: 2 passageways16. Single product net weight: 0.35kg17. Product size: length 123mm x width 75mm x height 38mmKit list1. B060--4 in 2 out audio frequency signal select and shift device x 12. USB power supply wire (wire length 100cm) x 13. Remote controller x 1Specification: Package Weight One Package Weight 0.54kgs / 1.19lb One Package Size 22cm * 16cm * 7cm / 8.66inch * 6.3inch * 2.76inch Qty per Carton 20 Carton Weight 11.50kgs / 25.35lb Carton Size 45cm * 33cm * 37cm / 17.72inch * 12.99inch * 14.57inch Loading Container 20GP: 485 cartons * 20 pcs = 9700 pcs40HQ: 1126 cartons * 20 pcs = 22520 pcs

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Parameter:1. Power supply voltage: DC 3.7-5V2. Power supply interface: MICRO USB port or 2.54mil pin port3. Length, width and height: 3.3x3.5x1.1cm4. Bluetooth name: BM35. Bluetooth password: 1688 (you need to enter the password to connect and cannot be modified)6. Communication distance: 3-12 meters (different due to environmental obstacles)7. Support Bluetooth version: Support Bluetooth 4.1 or below8. Support mobile phone system: Android, IOS system9. Channel: dual channel10. Audio quality: MP3 lossless decoding11. Built-in power amplifier: none12. External power amplifier: does not limit the small external power amplifier13. PCB thickness: 1.6mm14. Needle spacing: 2.54milFeatures:1. Have a Bluetooth connection password to prevent others from mistakenly connecting and operating.2. Ultra-small size, easy to be embedded in modified products3. Two-channel stereo output, compatible with most power amplifiers, home audio and video, car audio and other equipment in the market4. Standard MICRO MINI USB 5P interface, the same Android phone charging port can be powered by the phone data cable5. Specific DIY embedded refitting pins, which can be plugged in and soldered on your own circuit board for refitting6. High-fidelity output circuit, resistance-capacitance isolation, no noise, good sound quality7. Wireless plug-in U disk, memory card and button settings, pure mobile phone operation connection to play MP38. Equipped with 1 status pin, which can be used by professionals, such as combining single-chip microcomputer and relay switch to realize music desk lamp.Application scenarios:- Car audio modification, home audio modification- Personal DIY Bluetooth audio, electronic project production- Square dance sound, outskirt sound modificationSpecification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 12cm * 10cm * 2cm / 4.72inch * 3.94inch * 0.79inch Qty per Carton 100 Carton Weight 9.00kgs / 19.84lb Carton Size 42cm * 32cm * 32cm / 16.54inch * 12.6inch * 12.6inch Loading Container 20GP: 620 cartons * 100 pcs = 62000 pcs40HQ: 1439 cartons * 100 pcs = 143900 pcs

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1. Purpose: 3 digital audio power amplifier2. Output voltage: 8-24v3. Power amplifier type: Class D4. Output power: 20w5. Output impedance: 4-8 ohms6. Protection: output short circuit protection, overheating protection, function self-recovery7. Module size: 43x55x14mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 15cm * 10cm * 2cm / 5.91inch * 3.94inch * 0.79inch Qty per Carton 200 Carton Weight 11.00kgs / 24.25lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 200 pcs = 113200 pcs40HQ: 1314 cartons * 200 pcs = 262800 pcs

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Features:1. One-piece decorative mesh design, dustproof and breathable, good heat dissipation2. Adopting a 15-degree oblique angle design, in line with ergonomics, allowing direct sound transmission3. Double speakers and double sound guide holes to achieve four-unit sound, bringing 4D surround soundProduct parameters:1. Material: ABS, electronic components2. Interface type: USB3. Power supply mode: USB charging (DC 5V)4. Working power: 3W x 25. Frequency response: 90hz-20khz6. Channel: 27. Number of speakers: 28. Audio: 52mm x 29. Signal-to-noise ratio: greater than or equal to 60dB10. Separation: greater than or equal to 70dB11. Cable length: 1.3 meters12. Dimensions: 31.5 x 5.6 x 6 cm13. Weight: 419 gramsSpecification: Package Weight One Package Weight 0.47kgs / 1.03lb One Package Size 33cm * 7.5cm * 8cm / 12.99inch * 2.95inch * 3.15inch Qty per Carton 64 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 64 pcs = 11328 pcs40HQ: 412 cartons * 64 pcs = 26368 pcs

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Product function introduction 1. The B981 is a powerful 8-channel high-power pre-amplifier which has dual-sound input with a selector switch. 2. The product provides an independent 3.5mm stereo earphone jack which can drive a variety of high-impedance professional monitor earphones well. 3. Each channel can drive 16ohm -600 ohm and provide 8 stereo channels for output. 4. There are four independent volume knob adjustments to control the 8-channel for simultaneous level signal output, presenting the rich sound quality, well-balanced bass, clear high frequency, and no other signal popping phenomenon, and ensuring lossless and undistributed sound. 5. It can provide +20dB high gain through any line level signal source, allowing running through longer cable lines or "buffering" to solve low volume problems. 6. You can use the product to connect line level signal source and power amplifier as a volume controller. 7. The RCA socket can match almost all other product interfaces. The product is powered by an AC AC9V transformer. Product parameters 1. Input impedance: 100K Ohm 2. Input level: +14 dBV 3. Output impedance: 47 Ohm per output channel 4. Frequency response: 20 Hz - 20K Hz 5. Signal to noise ratio: Above 107dB 6. Total harmonic distortion: Less than 0.08% 7. Inter-modulation distortion: Less than 0.01% 8. Signal input: Two sets of stereo RCA socket 9. Signal output: Six sets of stereo RCA connectors and two sets of 3.5mm stereo earphone jack 10. Product power supply: AC 9V-12V 11. 4 independent channel stereo level volume output controlling knobs 12. Product net weight: 0.68kg 13. Packaged product weight: 0.82g 15. Product dimensions: Length 145mm x width 112mm x height 42mm 16. Packing dimensions: Length 260mm x width 185mm x height 65mm Kit list 1. B981 Professional 8-channel preamp signal-amplifier speaker distributor x 1 2. AC9V Power adapter (US standard) line length 100CM x 1Specification: Package Weight One Package Weight 0.89kgs / 1.97lb One Package Size 26cm * 18.5cm * 6.5cm / 10.24inch * 7.28inch * 2.56inch Qty per Carton 18 Carton Weight 15.00kgs / 33.07lb Carton Size 68cm * 48cm * 17cm / 26.77inch * 18.9inch * 6.69inch Loading Container 20GP: 480 cartons * 18 pcs = 8640 pcs40HQ: 1115 cartons * 18 pcs = 20070 pcs

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1. Battery capacity: 7.4V/2000 mA2. Product size: 330x175x155 mm3. Weight: 2.6 kg4. Frequency response: 100 Hz-18KHz5. Bluetooth protocol: Bluetooth 4.26. Dual speakers, independent bass system, 3D surround sound, enjoy wireless freedom7. Use AV to 3.5mm audio cable to connect to TV, let you feel the atmosphere of KTV at home8. Applicable scenarios: K singing, family activities, watching movies, listening to songs, partiesSpecification: Package Weight One Package Weight 3.02kgs / 6.65lb One Package Size 36cm * 20cm * 21.8cm / 14.17inch * 7.87inch * 8.58inch Qty per Carton 9 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 9 pcs = 1593 pcs40HQ: 412 cartons * 9 pcs = 3708 pcs

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1. With 8 single-channel signal input/4 stereo channel input switching options, 8-channel signal input (4 stereo inputs can be converted), when only A channel is connected, it is mono, and the channels are simultaneously connected as stereo input. 2. The different knobs of the microphone reverberation effect can be adjusted separately, and the sound effect is better. 3. The built-in rechargeable battery can be charged with a mobile phone charger or a power bank, which is convenient to use and carry. 4. Guangfan is used to expand the input signal of equipment such as mixers/power amplifiers/mobile speakers. 5. Input sensitivity: MIC -36dB, Line -10dB, Eff Ret -12dB, Tape In -26dB 6. Reverberation effect: 12-200ms 7. Output voltage: 4V Max 8. Signal-to-noise ratio: greater than 85dB 9. Distortion: 0.03% 10. Frequency response: 20Hz-20KHz+3dB 11. Charging power supply: 5V/2ASpecification: Package Weight One Package Weight 0.55kgs / 1.21lb One Package Size 20cm * 14cm * 6cm / 7.87inch * 5.51inch * 2.36inch Qty per Carton 30 Carton Weight 17.55kgs / 38.69lb Carton Size 42cm * 38cm * 32cm / 16.54inch * 14.96inch * 12.6inch Loading Container 20GP: 522 cartons * 30 pcs = 15660 pcs40HQ: 1212 cartons * 30 pcs = 36360 pcs

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1. Planar magnetic drivers represent the cutting edge of acoustic technology; structurally distinct from traditional dynamic drivers, they deliver performance far superior to dynamic units.2. Features an acoustic fusion design combining an ultra-stroke planar magnetic driver with an ultra-linear dynamic driver to achieve high-precision audio resolution and dynamic response.3. The ultra-linear dynamic driver boasts exceptional sound reproduction capabilities and excels in distortion control.4. The Tuning Edition features a built-in professional-grade, high-precision electronic filter, allowing for further fine-tuning of the audio output.5. The Type-C Sound Card Edition features a built-in high-performance DSP sound card, supporting four distinct sound effect modes.6. Cable Length: about 120cmSpecification: Package Weight One Package Weight 0.14kgs / 0.32lb One Package Size 12cm * 8cm * 4cm / 4.72inch * 3.15inch * 1.57inch Qty per Carton 130 Carton Weight 19.20kgs / 42.33lb Carton Size 54cm * 38cm * 30cm / 21.26inch * 14.96inch * 11.81inch Loading Container 20GP: 433 cartons * 130 pcs = 56290 pcs40HQ: 1005 cartons * 130 pcs = 130650 pcs

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About The Product1. LINEPAUDIO A966 is a high-quality eight-channel high-power headphone amplifier which perfectly drives various high-impedance pro monitor headphones, provides the performer with quality monitor sound quality, and enables the performer to get immersed in the show and fully present his own musical work. This product not only provides the function of headphone amplifier, in order to be more user-friendly, it has a built-in intercom function at the studio-level. When the sound engineer wants to communicate with the performer in a different room, just insert the microphone (intercom microphone) to easily issue to the performer various working instructions, what the engineer jus said will be transmitted to eight headphones. 2. It provides eight sets of stereo channel outputs to improve the sound quality control and amplification and the background noise is small, with a wide dynamic range without sonic boom, the output sound volume of each channel is controlled by sensitivity adjustment knob, each channel can drive 16ohms-600ohms headphone, lossless in the quality without distortion. The product also provides an independent 6.5mm stereo associated input port, which can be easily connected to other devices in the studio; furthermore, it provides one-channel microphone intercom function input function, allowing for an easy intercom in the internal channel. 3. The circuit has OP + BUG architecture and uses AC12V transformer power supply to ensure a strong drive. 4. The 16ohms-600ohms high-impedance headphone can be driven through the volume regulation knob, with full sound, calm bass, clear high frequency, without any signal sonic boom. It is a headphone distributer as well as a headphone amplifier, which can easily drive the 16ohms-600ohms headphone. It has extensive applications, including band rehearsal /studio recording/ home entertainment/music enjoyment/comparison of business headphone distribution.Features1. 4x 6.35mm Stereo headphone output port (optionally connected to the headphone of any impedance). 2. 4x 3.5mm Stereo headphone output port (optionally connected to the headphone of any impedance). 3. TS 6.35mm L and R input port (optionally connected to the signal sound sources such as computer sound card or mixing console). 4. TRS 6.35mm Stereo input port (optionally connected to the intercom such as microphone). 5. 4 Independent channels stereo volume output control knob. 6. Input impedance: 100KOhm. 7. Max. input level: +14dBV. 8. Output impedance: 47 Ohm at each output channel . 9. Power source: AC12V. 10. Frequency response: 20Hz - 20KHz. 11. SNR: > 107dB. 12. THD: < 0.08%. 13. IMD: < 0.01%. 14. Input port: Stereo 1/4 TRS plug, L and R channel, 1/4 TS plug. 15. Output port: 4x 6.35mm Stereo 1/4 headphone jack + 4x 3.5mm Stereo 1/8 headphone jack.Specification: General Model A966 Material Metal Input Voltage DC 12V Input Impedance 100K Ohms SNR > 107dB Distortion < 0.08% Frequency Response 20Hz-20KHz Size 145*112*42mm Weight 672g Package Include Package Contents 1 x Amplifier 1 x AC Power Adapter Charger Package Weight One Package Weight 0.87kgs / 1.92lb One Package Size 20cm * 18cm * 5.5cm / 7.87inch * 7.09inch * 2.17inch Qty per Carton 20 Carton Weight 17.91kgs / 39.48lb Carton Size 42cm * 38cm * 30cm / 16.54inch * 14.96inch * 11.81inch Loading Container 20GP: 556 cartons * 20 pcs = 11120 pcs40HQ: 1292 cartons * 20 pcs = 25840 pcs

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Overview1. Onboard audio power amplifier LM3862. Audio signal gain up to 2003. Adjustable accuracy4. Signal output indicatorSpecifications1. Mic sensitivity: 52dB2. Frequency range: 50Hz ~ 20KHz3. Power: 3.3V ~ 5.3V4. Mounting holes size: 2.0mmApplications1. Audio amplifier2. Ambient sound detection3. Sound level detection (unable to get exact dB value)How to UseIn the case of working with a MCU:1. VCC: 3.3V ~ 5.3V2. GND: Power supply ground3. AOUT: MCU.IO (analog output)4. DOUT: MCU.IO (digital output)Package Contents1. Sound Sensor x12. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.02kgs / 0.03lb One Package Size 5cm * 3cm * 1cm / 1.97inch * 1.18inch * 0.39inch Qty per Carton 6240 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 39cm * 40cm / 23.62inch * 15.35inch * 15.75inch Loading Container 20GP: 284 cartons * 6240 pcs = 1772160 pcs40HQ: 661 cartons * 6240 pcs = 4124640 pcs

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1. Material: plastic, metal, electronic components2. Applicable: mobile phone sound card live broadcast, computer recording, support U disk, support Bluetooth connection, band tuning3. Power: 110-240W4. Interface: TYPE-C5. Support electronic devices with bluetooth function6. U disk can be inserted to play music7. The mixer is equipped with a USB interface, compatible with most U disks8. With 3.5mm monitor earphone interface, it can monitor the level signal of the channel in real time, which is more convenient to use9. Dimensions: 15 x 17 x 4.5 cmSpecification: Package Weight One Package Weight 0.60kgs / 1.33lb One Package Size 17cm * 17cm * 5cm / 6.69inch * 6.69inch * 1.97inch Qty per Carton 50 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 50 pcs = 8850 pcs40HQ: 412 cartons * 50 pcs = 20600 pcs

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