Bamboo Bluetooth speaker with up to 10 m wireless range and about 2 hours playtime. 52 mm driver; frequency response 80Hz?16kHz; SNR >95 dB; distortion <0.5%. 400mAh battery; charging 5V ?0.3V; approx. 2 hours charge time. Size provided as 73 x 36 mm (one dimension missing). Available with logo branding in Dubai/UAE. Branding Option: Laser Engraving, UV Printing, Screen Printing