Brand: CHUNKUI

【Internet smart doorbell camera】This wireless doorbell camera is perfect for smart home security. It features a mobile phone video call function, voice-changing intercom, and automatic capture. Plus, it has a long standby time.
【Rechargeable Lithium Battery】The built-in rechargeable lithium battery of this video doorbell can be used for a long time after one charge. It has a low-power design, so battery life is greatly improved. You don’t have to charge or replace the battery as often.
【volume adjustable】This speaker has a volume control that can be adjusted to fit different settings; it also has two connection methods, WIFI and Bluetooth, so you can place it anywhere you like. Additionally, the volume can be adjusted in multiple gears, making it suitable for even noisy environments.