Bluetooth 5.0 ensures instant pairing, and has faster connection speeds, more stable signal transmission and lower power consumption. Built-in 800mAh battery and energy-saving circuit, the bluetooth-compatible speaker can play for 6 hours after fully charged. 16 million lampwicks, the speaker has cool lighting effects.The speaker features IPX6 waterproof, magnetic base. 360 degree surround sound can be realized by using two sets at the same time to offer 6D stereo surround sound, bringing you more shocking sound quality. With lanyard, the speaker is very easy to carry and use. With APE/FLAC/MP3/WAV/WMV play modes, humanized design meet the needs of different people. Made of high quality PC material, the bluetooth-compatible speaker is durable and portable. The length of bluetooth-compatible speaker is 9.4cm, and the width of bluetooth-compatible speaker is 7.8cm, and the height of bluetooth-compatible speaker is 5.8cm. It is suitable for outdoor activities, travel, party, etc. Item Name: bluetooth-compatible Speaker Material:PC Power Supply: Built-in Battery (Included) Charging Time: 1.5h Rated Power: 5W Sensitivity: (TYP) Battery Capacity: 800mAh/3.7V Waterproof Grade: IPX6 Impedance: 4 Transmission Distance: 10M (without Barrier) Bluetooth Version: V5.0 Music Time: 4-6h Talk Time: 4-8h Type: Y666 Bluetooth 2.4GHz-2.480GHz Agreement: A2DP / AVRCP / HFP / HSP Chip Model: Jerry Frequency Response Range: 80HZ-18.5KHZ Vocal Tract System: Stereo (Dual Channel) Voice Prompt: Support Driver Units: 45 mm Best Call Distance: