<ul> <li>Dual speaker diaphragm, small steel cannon quad core sound: The third-generation SSQVP digital enhancement technology improves the transient response of the speaker by 68%, restoring the authenticity of music and releasing heavenly sounds</li> <li>1200mAh large battery: can play continuously for 5-6 hours when fully charged, bid farewell to battery anxiety, and support mobile phone battery display</li> <li>Bluetooth 5.0: High speed and stable transmission, strong anti-interference ability, more stable signal, compatible with smart devices such as mobile phones, tablets, and laptops on the market</li> <li>Three playback modes, TF card plug and play: supports Bluetooth, TF card, TWS playback modes, allowing you to enjoy music as you please</li> </ul> <p><strong>Specification:</strong></p> <ul> <li>Bluetooth solution: JLAC6965E</li> <li>Bluetooth version: V5.0+BR+EDR+BLE</li> <li>Channel system: single channel, 1 speaker</li> <li>Supports Bluetooth protocol: a2dp/avctp/avdtp/avrcp/hfp/spp/smp/att/gap/g</li> <li>att/rfcomm/sdp/l2cap profile</li> <li>Maximum power: 6W * 1</li> <li>Bluetooth working frequency: 60Hz~18KHz</li> <li>Receiving sensitivity:&lt;-85dBm</li> <li>Speaker unit: Speaker 52 * 52mm, 4 ohms</li> <li>Play time: 4-5H (80% volume)</li> <li>Battery capacity: 1200mAh</li> <li>Audio signal-to-noise ratio: &ge; 68dB</li> <li>Product size: 113 * 93 * 93mm</li> <li>Charging input standard: Type-C USB DC5V 500mA</li> </ul>