R4 Android 12 Digital Audio Player with Quad ES9018C2M DAC, 3GB RAM, 32GB Storage and 4.7-Inch Display

The R4 is a portable digital audio player with four ES9018C2M DAC chips, a Snapdragon 665 eight-core processor and an open Android 12 system for local playback and compatible third-party apps.

Key Features

• Four ES9018C2M DAC chips support native DSD256 and PCM playback up to 768kHz/32-bit.
• Snapdragon 665 processing supports the Android 12 interface and third-party app installation.
• Dual-band 2.4GHz/5GHz Wi-Fi and Bluetooth 5.2 provide wireless connectivity.
• USB 2.0 and USB 3.2 Gen 2 connectivity supports transfer rates up to 10Gbps.
• Four color options are available with a matching source image for each variant.

Specifications

• Model: R4
• Product type: Portable digital audio player
• DAC: Four ES9018C2M chips
• Processor: Snapdragon 665 eight-core SoC
• Operating system: Android 12
• Supported audio: DSD256, PCM up to 768kHz/32-bit and MQA 16x unfolding
• Wireless: 2.4GHz/5GHz Wi-Fi and Bluetooth 5.2
• Display: 4.7-inch IPS, 720 × 1280
• Memory: 3GB RAM
• Storage: 32GB internal; microSD support up to 2TB
• Chassis: Aluminum alloy
• Dimensions: 129.6 × 68.3 × 18.5mm
• Weight: 231g
• Battery: 4500mAh / 3.8V
• Charging: 20W, PD 2.0; approximately two hours with a 20W PD charger
• Stated playback: Up to 11 hours through the 3.5mm single-ended output
• Box contents: R4 player and user manual