Product Details:
Minimum Order Quantity | 1 Unit |
Operating Voltage | 5 - 12V |
Model Number | LM386 IC Based |
Board size | 41 x13mm |
The chip pin leads | can be directly input audio signal |
On-board | power indicator |
On-board 10K variable resistor | you can adjust the volume of the enlarged |
Additional Information:
Product Details:
Minimum Order Quantity | 1 Unit |
Model Number | TDA2030 |
adjust the volume | of the amplification |
Working voltage | 6-12v |
Board size | 31.6 (mm) x23.2 (mm) |
Mono 18 w | power amplifier circuit design. |
The onboard 10 k | adjustable resistance |
Additional Information:
Product Details:
Efficiency | 90 |
Recommended supply voltage | 12V, the center PIN of 12VDC |
Frequency response | 20Hz to 50KHz. |
Rated output power | 10w + 10w (8Ohm). |
Operating voltage | DC7.5 V- 15V. |
PCB board size | 40*40*20mm. |
Product Details:
Operating voltage | 2.5V~5.5V |
Speaker With | 4~8ohms |
Recommended | 4ohms |
Speaker Power | 2~8W |
High efficiency | 90% |
working voltage | 5.5V |
Product Details:
Part Number | TDA7498E |
Number of Channels | Two-channel Stereo |
Efficiency | 85% |
Applicable Speaker Impedance | 4/6/8 ohm(8 ohm is the best) |
Amplifier Chip | TDA7498E |
Working Voltage | DC 15-36V(Recommend 32V,8A) |
Output Power | 2*160W |
Product Details:
output power | Add pre-5532 output foottda7492 digital amplifier chip |
high software compatibility output impedance | 8o |
impedance can drive speakers | 4, 6, 8, 16o |
dc power supply audio input | 2. 1 interface 8-25v |
Module size | Approx. 80 x 50 x 20mm/3. 15 x 1. 97 x 0. |
audio receiver amplifier board. | :1 x wireless digital Bluetooth csr4. 0 |
Product Details:
Supply voltage | DC 12-24V. |
Output power | 50W 2 100W Subwoofer 1. |
Output impedance | 4 8 |
Frequency range | 14 100Khz. |
SNR | 100db |
Switching frequency | 1.2MHz |
Product Details:
convenient | easy operatio |
applicable speaker impedance | 4-8 ohm |
Audio input mode | Bluetooth audio receiver micro usb interface |
output interface | 2.54 gauge 4 needle |
package includes | 1 piece amplifier board. |
powered | 5v |
Product Details:
Power Output | 60W. |
Applicable Speaker Impedance | 4-8 |
Sound quality | is very good by using this module. |
Mono digital audio | power amplifier chip. |
High output | low power consumption. |
working voltage | DC 8-24V |
Product Details:
24-bit DAC output | supports dynamic range 90dB and SNR 85dB |
Supports AD key control mode | UART RS232 serial control mode |
Supports maximum 32GB micro SD card | 32GB USB flash drive |
Audio files are sorted by folders; supports up to 99 folders | and each folder can be assigned to 255 sound files. |
Supports MP3 | WAV decoding |
Supports FAT16 | FAT32 file system. |
Product Details:
Maximum Single Supply Voltage | DC 10-25V. |
Max. Receiving Distance | 10M |
Applicable Speaker Impedance | 4/6/8/10 ohm. |
Audio Input | Wireless. |
Power Output: Dual-channel | 15W+15W. |
Power Supply Interface | 2.54 3PIN. |
Product Details:
Name | TDA2030 hifi. |
Operating Voltage | 12v |
Power Requirement | - 15-20W. |
Maximum output power | - left and right channel 15Wx2. |
Board Size | 75x90mm. |
Output Impendance | 4-8 ohms, speaker can drive 15-45W. |
Product Details:
Shipment Dimensions | 3 x 2 x 2 cm |
Type | MT 8870 DTMF Tone Decoding Module |
Working voltage | 5v |
Power Consumption | 500mW (MAX) |
Operating Temperature | -40-+85 A DegreeC |
Shipment Weight | 0.02 kg |
Description: onboard complex frequency decoder chip mt8870 voice input interface board onboard five led indicators for easy viewing output state the chip have been drawn mainly basic pin pcb size: 26. 5 (Mm) x24. 5 (Mm). note: pcb design, vcc pin and gnd pin are in the opposite position, please be caution. The vcc pin should be the gnd pin, and the gnd pin should be the vcc pin material: plastic color: blue and black. Package includes: 1x voice decoder module. |
Product Details:
Supply Voltage | DC 10-25V. |
Power Interface | 2.1 DC Socket. |
Audio Input | Blue Receiver V4.0. |
Amplifier Chip | TDA7492. |
Output Power | 2*50W. |
Applicable Speaker Impedance | 4/6/8/16 ohm. |
It's designed to optimize the circuit layout. Sound quality is very good and it can drive 4/6/8/16 ohm speakers, it has sufficient power output 2*50W. Features : Specifications : Supply Voltage: DC 10-25V. Power Interface: 2.1 DC Socket. Audio Input: Blue Receiver V4.0. Amplifier Chip: TDA7492. Output Power: 2*50W. Applicable Speaker Impedance: 4/6/8/16 ohm. Number of Channels: Two-channel Stereo. PCB Board Size: 81 * 58mm / 3.2 * 2.3in. Weight: 47g. Package List: 1 * 4.0 Audio Receiver Power Amplifier Board. |
Product Details:
speakers | Short-circuit protection and over temperature protection |
Two-channel stereo | 2x100w |
power output | Applicable speaker impedance: 4/6/8 ohm(8 ohm is the best) |
power supply | 24v |
output | 5a or above. |
size | 110*70*10mm/3.61x2.30x0.33inch |
Description:- High power class d digital amplifier.- Two-channel stereo, 2x100w power output.- Applicable speaker impedance: 4/6/8 ohm(8 ohm is the best).- Sound quality is very good and it can drive 4/6/8 ohm speakers.- Short-circuit protection and over temperature protection. Specification:- Material: Metal- size: 110*70*10mm/3.61x2.30x0.33inchpackage includes:1 piece tda7498 digital power amplifier.Note:Recommended power supply: 24v output, 5a or above. |