Sony STR-ZA2000ES app control — Couch Amp for iPhone & Android
Couch Amp turns your phone into a brushed-metal remote for the Sony STR-ZA2000ES.
| Model | Sony STR-ZA2000ES |
|---|---|
| Series | ZA (ES) |
| Years | 2015–2021 |
| Channels | 9.2 |
| Control protocol | Sony External Control (binary TCP, port 33335) |
| Couch Amp status | 🟦 Compatible (same protocol family) |
ZA-series External Control over TCP port 33335.
What works on the STR-ZA2000ES
- Automatic discovery on your network — no manual setup
- Power on/off (with network standby enabled on the receiver)
- Volume in dB, mute, and input switching
- Zone selection for multi-room setups
Classic ES receivers predate Sony's network API, so Couch Amp speaks their External Control protocol directly. Enable it on the receiver under Setup → Install Setup → External Control. See Classic (Legacy) Receivers.