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Operating voltage: 2.5V~5.5V; Suitable for speaker: 4~8 ohm, recommend to use for 4 ohm speaker, speaker power: 2-8W; Powered by USB 5V port through PC or cellphone; This product can be also powered by lithium battery; High efficiency: 90%; With 4 ohm load and 5V power supply,it can provide 3W (left channel) + 3 W (right channel) output power; D class high power amplifier efficiency, sound quality won't be affected by the high temperature and you don't need to use additional heat sink; With short circuit / over-current / over-temperature protection; Application: LCD TV, monitors, laptop, portable speakers, portable DVD players, game consoles, cellphones and hand-free phone.
|Material||Glass fiber + plastic + iron|
|English Manual / Spec||No|
|Dimensions & Weight|
|Dimensions||0.83 in x 0.75 in x 0.12 in (2.1 cm x 1.9 cm x 0.3 cm)|
|Weight||0.07 oz (2 g)|
|1 x Power amplifier board module|
|Quantity||3+ units||5+ units||10+ units|
|Rate||US$1.63 shipped||US$1.62 shipped||US$1.61 shipped|
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