You can also download map from google via WiFi.
KKmoon 7" Android smart system touch screen GPS Navigator with Free Map + Dual Lens Car DVR + Music/Video Player

Features:
Flip and fold design, portable and compact.
7.0 inch big touch screen with 1280 * 480 high resolution.
Android 4.4 smart system. With RAM 1GB, ROM 16GB and external memory can expand to 64GB. USB2.0 and built-in speaker and mic.
GPS navigator with free map + WiFi + BT + FM transmitter + MP3/MP4 + multiple APP download.
Support photograph and car recording mode. Support loop recording and G-Sensor function.
Support front and rear dual lens camera. Back up camera with about 6 meters cable is convenient for parking.

Specifications:
System
OS version: Android 4.4
CPU: RAM 1GB , 16GB ROM
FM Transmitter: 87.5MHz - 108Mhz
USB: 2.0
Built in: WiFi, BT, speaker, Mic
Chipset Manufacturer: Allwinner
Language: English, Chinese (Simp), Chinese (Traditional), German, Polish, Vietnamese and Czech
DVR
Display size: 7 inch
View angle: 170°
Pixels: 5M, 1280*480
Audio format: MP4
Picture format: JPEG
Video code: H.264
G-Sensor: support
Loop recording: support
Front camera: 1920*1080(1080P 30f/s) / HD1280*720(720p 30f/s)
Rear camera: 640*480(30f/s)
Rear camera cable length: about 6m
External Memory: TFcard(not included) up to 64G
Battery: Li-polymer Battery 950mAh
General
Brand: KKmoon
Color: black
Package size: 21 * 13.5 * 11.5cm / 8.3 * 5.3 * 4.5in
Package weight: 660g / 23oz

Package List:
1 * GPS Navigator
1 * GPS Antenna
1 * Car Charger
1 * USB Cable
1 * Rear View Camera and Cable
1 * Pair of Magnetic Pieces