5V Amplifier Board Class D 2x3W Mini PAM8403 Audio Module

Heel klein, 3 watt stereo versterkertje. MEER INFORMATIE Advanced Micro Devices, volume: 1.85 * 2.11cm Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise Two-channel stereo, 5V power supply can output 3W +3 W power, can directly drive 4Ω 8Ω small speaker output power, full of energy, good sound quality. Unique without LC filter Class D digital power board, and can be used directly to the computer's USB powered. Dual-panel wiring, properly solve the crosstalk between the ground potential balance and channel wiring Ultra-miniature design, can easily be placed in the internal space for a variety of digital products, ultra high zoom efficiency. All using the machine for the entire board soldering, hand soldering iron welding quality comparable! Rated working voltage 2.5-5V, limit operating voltage 5.5V. Note: The left and right channel output of the "negative" can not, and then together, otherwise it will burn the IC and energized speaker (load) connected before. Specification: Operating Voltage: 2.5V ~ 5.5V Speaker With: 4Ohm ~ 8Ohm (recommended: 4Ohm) Speaker Power: 2W ~ 8W Size: 21 x 18 x 3.4mm (L x W x H) Net Weight: 1g