Model: F37

Material: ABS + Silicone + Nylon Rope + Mesh Fabric

Rated Power: 35W (25W Bass + 10W Treble)

Speaker Drivers: 45*80mm Woofer × 1 + 16mm Tweeter × 1

Bluetooth Chip: Actions ACT2853P2

Bluetooth Version: V6.0

Audio Algorithm: DB SmartBass AI 3.0

Battery Capacity: 21700 (7.4V, 4000mAh); Compatible with 18650 (7.4V, 2500mAh)

Bluetooth Range: >10 meters

Charging Time: Approx. 5 hours

Playback Time: >4 hours

Product Dimensions: 200 × 60 × 87 mm