Expose Portable Voice Amplifier Voice Amplifier Booster With Wired Speaker Mini speaker microphone amplifier

🌙 Welcome to Buwan — Where Every Purchase Shines. 🌙Thoughtfully chosen products to brighten your everyday life, without the high price tag.🇵🇭 Dito sa Buwan, abot-kaya ang liwanag ng magandang buhay.✨ Reliable quality — Packed with care🚚 Fast & secure shipping nationwide💬 Friendly chat support — We're just a message away!Maraming salamat po! Sana’y maging buwanin ang inyong araw. 🌙💖Roduct weight................130 gProduct size................... 85 * 85 * 34 mmAudio formt.................... MP3/ MAVSpeaker......................... 2.5 \"* 1Lithium battery........... 1200 mAhCharging voltage........... DC5.0 VWorking voltage............ DC3.7 VRating............................10 WModel............................. K400specification:Type: Mini Audio SpeakerMain Body Material: ABSPower: 5WInput: DC 5.0VSNR: 83dBBluetooth: YesImpedance：2ΩFM function: NOSpeaker: 2.5 inch X1Working voltage: DC 3.7VBattery capacity: 1200mAhSpecifications:Audio Format: MP3 / WAVSize: 85mmX85mmX34mmWorking temperature: -5 ~ 40 °Degree of Separation: 80dBDistortion Degree: 1% (3.7V, 1Khz, 1W)Support USB disk and TF card to play musicSuitable for: education, guides, promotions, meetingsCharging: use standard 5V (can use the mobile phone charger)After sales service: three years