2017 new trending bluetooth background ceiling speaker
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Bluetooth version: CSR bluetooth v4.0
Modulation method: PSK 3 megabits per second, π / 4 DQPSK and 8 DPSK
Support: HFPV1.6, HSPV1.2 AVRCV1.4
Sensitivity : 0.1% (BER) - 82 DBM
No obstacle distance: 10 meters
Output power: S100.2 x15w/S200, 2 x30w
Sex ratio: 90 db
Power supply: according to 12 v3a/S200, 21 v3a
Frequency response range: 18 hz - 20 KHZ