26.5 ( h ) bottle: stainless steel & PP 0.5L stainless steel liner speaker: ABS band: silicone Bluetooth V 4.1 10m visible distance supports playback from smartphones, tablets or most other Bluetooth compatible audio devices internal, rechargeable lithium polymer battery recharges via USB cable ( included ) presentation box: 7.5 ( l ) x 7.5 ( w ) x 25.8 ( h )