Wireless Video Doorphone,VDP-01; Waterproof shell; TFT 2.4" digital color display ... Technology! Name: Wireless Villa Video Door Phone Model: VDP-01 Wireless Video doorphone, Villa doorbell,GSM Gateway,Remote control system ... indoor video phone and many Li-ion rechargeable batteries;8. Indoor video phone can take/save/view photos with ... lithium ion rechargeable battery. Wireless Video Doorphone,VDP-01