Before you buy RG35XX SP, you can watch these videos:

Features:

High-definition Screen: 3.5-inch IPS full-view, OCA fully bonded 640*480 pixels, equipped with Cortex-A53 processor for smooth retro gaming experience.
Compact and Portable: Sized at 8.9*8.5*2.7 cm, flip design, lightweight and compact, convenient for carrying around and playing anytime.
Extensive Game Support:Supports 30+ emulators, allows users to download games in relevant formats.
Multi-functional: Enables online multiplayer gaming and streaming via WiFi, supports 2.4G wireless controllers as well as wired controllers and Bluetooth controllers. Can be connected to computers, TVs, monitors, projectors via HDMI for gaming, equipped with vibration motor, high-fidelity speakers. Features save/load game functionality, and more.

Specification:
.Product Material: ABS + Electronic Components.
.Colors: Silver, gray, black transparent, blue transparent.
.Operating System: Linux
.Display: 3.5-inch IPS full-view, OCA fully bonded 640*480
.CPU: H700 quad-core ARM Cortex-A53 with a frequency of 1.5GHz.
.GPU: Dual-core G31 MP2.
.RAM: LPDDR4 1GB.
.Memory: 64GB TF/MicroSD.
.TF Card: Dual card slots, supports TF card expansion, up to 512GB maximum
.Battery: 3300mAH, 8 hours of battery life. Charging 5V/1.5A, supports C2C charger
.WIFI/Bluetooth: 2.4/5G WIFI 802.11a/b/g/n/ac, Bluetooth 4.2 (for Bluetooth controllers only)
.Multimedia:
Video player supports: wmv, avi, rmvb, flv, mp4, 3gp, asf, mov, mpg, mkv and other formats.
E-book reader: Supports txt format.
Languages: Chinese, English, Japanese, Korean, Russian, French, German, Spanish, Portuguese.
.Product Weight: 192g
.Package Wight: 310g
.Product Dimensions: 8.9 x 8.5 x 2.7cm
.Package Dimensions: 13 x 10 x 5cm
.Packing: Graphic Carton

Package Including
.Game Console *1
.USB Charging Cable *1
.English Instructions *1
.Tempered Film *1,