Bose S1 Pro System B-Stock, B-Stock with Full Warranty@+*Slight traces of use*@+@+, Active All-In-One PA System, Can be used as a stage monitor, practice amplifier and primary music system, With Bose S1 Pro Battery Pack - rechargeable lithium-ion battery with quick charge function and runtime up to 11 h, 3-Channel mixer with reverb, Bluetooth, ToneMatch, Public address system for up to 50 people, EQ control for 2 channels and extra channel for wired (3.5 mm jack) and wireless music sources, Bluetooth streaming with one-touch pairing, Coverage pattern: 100° x 40° degrees, Frequency response: 70 - 16 kHz, Maximum SPL: 103 dB, 2x XLR / 6.3 mm jack combo input, 1x 3.5 mm jack input, 1x line output, Suitable for tripods with 35 mm diameter, Dimensions (L x W x H): 330 x 241 x 286 mm, Weight: 6.8 kg, Colour: Black, Includes battery pack and power cord, Compatible bag: Article no. #432460# or article no. #471699# (both not included)@+*Suitable protective covers (not included):*@+@+, Article no. #460174#, Article no. #472397#, Article no. #472398#, Article no. #472399#, Article no. #472400#