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R-B31/R-B32/R-B34 Bluetooth Active Ceiling Speaker

R-B31/R-B32/R-B34 Bluetooth Active Ceiling Speaker

Overview
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Descriptions
* The stereo wireless Bluetooth transmission scheme, using BEKEN BK8000L chip for the module to provide high-quality sound quality and compatibility, the overall performance is better;
* AUX audio input is supported using a global 3.5mm interface
* The AC110V to AC220V power supply method is used;
* The structure is reasonable, beautiful and generous, ceiling-type installation;
* A wide range of full-frequency band horn units;
* High performance, low distortion, low loss;
* The wireless transmission range is more than 10 meters empty;

Item NO.	R-B31	R-B32	R-B34
Speaker	1 main speaker	1 main speaker +1 slave speaker	1 main speaker +3 slave speaker
Speaker unit	5.25″	5.25″	5.25″
Rated power	5W	10Wx2pcs	10Wx4pcs
Frequency	120Hz-15KHz (±3dB)
S/N	>70dB
Nonlinear distortion THD	<0.05% at 1kHz, 1/3 rated output power
Bluetooth protocols are supported	HFPV1.5, A2DPV1.2, AVRCPV1.4, HSP1.2, GAVDP1.2, IOP
Installation form	Ceiling mounting
Decorative materials	ABS
Power supply	AC110V to AC220V± 10% 50-60Hz
Power consumption	10W	25W	50W
The size of the shell	Φ188 x 76mm	Φ188 x 76mm	Φ188 x 76mm
The opening size	Φ170mm	Φ170mm	Φ170mm
Weight	0.95kg (for 1pc)	1.95kg (for 2pcs)	3.9kg (for 4pcs)