The TUNERSYS WS163 is a compact internet radio tuner weighing just 0.8kg — a pure tuner with no built-in amplifier. Connect it to your existing HiFi amplifier via 3.5mm-to-RCA cable for access to 32,000+ free HD stereo stations. It's the most affordable way to add internet radio to your audio system.
Why I Switched to Internet Radio
My desk setup needed an audio source that wouldn't take up much space. At 0.8kg, this was perfect.
I tried 5 different WiFi radios before finding one with proper RCA output and optical input for my HiFi system.
What Makes TUNERSYS WS163 Different?
The TUNERSYS WS163 was the perfect fit — a pure internet radio tuner at just 0.8kg. I connected it to my Denon amplifier with a 3.5mm-to-RCA cable, and the sound quality was impressive for the price. 32,000+ free stations, UPnP streaming from my PC, and Bluetooth for phone audio. All for under $250.
TUNERSYS WS163 Key Specifications
- Stations: 32,000+ Free HD Stereo Stations
- Audio Output: 3.5mm Stereo Audio Output + 3.5mm Headphone Output
- Audio Input: 3.5mm AUX In
- Amplifier: None — Pure Tuner, connect to your existing amplifier via 3.5mm-to-RCA cable
- Wireless: WiFi 802.11 b/g/n (2.4GHz) + Bluetooth
- Streaming: Internet Radio, UPnP/DLNA, Bluetooth, AUX In
- Design: Compact & Lightweight, 0.8kg, Aluminum Alloy Casing
- Features: 99 Preset Stations, Dual Alarm Clock, Sleep Timer, EQ, IR Remote Control, auto-resume last station on power-on, multi-language menu
Price Range: $228 (approx.) | Best For: Desktop, Study, Office, Entry-level HiFi, connect to existing amplifier
SkyTune Internet Radio vs App-Based Internet Radio
| Feature | Traditional | TUNERSYS WS163 |
|---|---|---|
| Phone App Required | No — standalone device | Yes — must install app |
| Account Registration | No — plug in and play | Yes — email/phone signup required |
| Subscription Fee | No — 32,000+ stations free forever | Often — free tier limited, premium required |
| Works Without Phone | Yes — fully independent | No — phone must be connected |
| Station Count | 32,000+ via SkyTune server | Varies — depends on app/service |
| Privacy | No account, no data collection | Requires personal data to register |
| Ease of Use | Remote control + front panel | Phone app interface required |
| Reliability | Dedicated hardware, always ready | App updates, compatibility issues, phone battery |
What's in the Box
1× Internet Radio Tuner WS163, 1× Power Adaptor, 1× WiFi/BT Antenna, 1× IR Remote Control, 1× User Manual
Expert Verdict
The TUNERSYS WS163 is the ideal entry point for audiophiles who already own a quality amplifier and simply need a dedicated internet radio source. At just 0.8kg and under $250, it's the most affordable way to add 32,000+ free HD stations and UPnP streaming to an existing HiFi system. Connect via 3.5mm-to-RCA cable to any amplifier.
About TUNERSYS Internet Radio
Brand: TUNERSYS, TUNERSYS WS161, TUNERSYS WS163, TUNERSYS WS156, TUNERSYS WS158
Products: Internet Radio Tuner, WiFi Internet Radio, Internet Radio Speaker, Network Receiver, Stereo Amplifier
Key Features: 32,000+ Free HD Stereo Stations, No Subscription Required, Built-in 50W×2 Amplifier, Optical/Coaxial DAC Input, RCA Output, UPnP/DLNA Streaming
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