Rolton K500 Portable bluetooth Speaker Microphone Voice Amplifier Booster Megaphone Speaker

Features Collects only the voice from your mouth without picking up any background sound Wired microphone guarantees output more stably than wireless ones Less buttons easy to operate this regular voice amplifier can meet most needsMini size design portable and fashion Specification Color rose gold red black purple blueMaterial ABSSize about 85 x 39 x 117 mmWattage 5WResolution 80dBWorking voltage DC 3 7VCharging voltage DC 5 0VCharging time about 4 HWorking time about 6 HBattery 2200mAH battery built in Display screen LEDAudio format MP3 WMA WAVWorking temperature 5℃ 40℃Expansion memory card MAX 32GB not included Package Included 1 x bluetooth loudspeaker1 x Battery1 x Manual1 x Data cable1 x Belt1 x Wired headset microphone