WiiM Amp Ultra Network Stereo Amplifier

1. ช่อง analog input

2. ช่อง analog output

3. ช่อง phono input

4. ช่อง analog sub out

5. ช่อง digital coax out

6. ช่องเสียบ ground สำหรับเครื่องเล่นแผ่นเสียง

7. ช่องสัญญาณ trigger out

8. ช่อง digital optical input

9. ช่อง digital optical output

10. ช่อง digital HDMI ARC

11. ช่อง digital USB

12. ช่อง LAN (Ethernet)

13. เต้ารับสำหรับไฟเอซีขาเข้า

Audio Performance

• Power Output (THD = 0.08%, two channels driven):  100 W per channel @ 8Ω, 200 W per channel @ 4Ω

• Amplifier Technology :  Class-D with PFFB (Post-Filter Feedback) technology

•Total Harmonic Distortion (THD+N):  ≤0.005%, -106 dB (A-weighted)

• Signal-to-Noise Ratio (SNR) :  ≥120dB

• Damping Factor:  94

• Frequency Response:  20Hz – 20kHz ± 0.5dB

• Impedence Range:  2 – 8Ω

Audio Processing

Premium Audio Components:  ESS 9039Q2M high-performance DAC, Dual TI TPA3255 Amps, TI OPA1612 op-amps for ultra-low distortion and rich, detailed sound.

Bit-Perfect Playback:  Supports up to 192kHz/24-bit audio

Dynamic Range:  ≥120dB for high-resolution sound

Input & Output Options

✅ Analog Inputs:

• 1x RCA Stereo: Connects to external audio sources like CD players or PCs

✅ Digital Inputs:

• 1x Optical (TOSLINK) – Up to 192kHz/24-bit

• HDMI ARC: Receives audio from TVs, PCM up to 192kHz/24-bit, and Dolby Digital 5.1 formats

✅ Speaker Outputs:

• Gold-plated binding posts (supports banana plugs or bare wire connections)

✅ USB Audio Output:

• Supports up to 8-channel 24-bit/192kHz; UAC 2.0 compliant

✅ Sub Output:

• Dedicated output for powered subwoofers (RCA Mono)

Wireless & Network Connectivity

Wireless Connectivity:

Bluetooth 5.3: Supports A2DP receiver and transmitter, AVRCP, HID, and works with the WiiM voice remote Wi-Fi 6 (Upgradeable to Wi-Fi 6E): Ensures stable and high-speed wireless streaming

Wired Network:

Ethernet (100Mbps): Standard RJ45 port

EQ & Sound Customization

Input-Specific EQ:

Independent settings for Wi-Fi, HDMI ARC, Optical, Bluetooth, Line-In

EQ Tools:

▪ 24 Preset EQ Profiles

▪ 10-Band Graphic & Parametric EQ

▪ Built-in Room Correction with mic-guided acoustic tuning

Streaming & Smart Features

Streaming Protocols:

▪ WiiM Home App

▪ Chromecast Audio

▪ Spotify Connect

▪ TIDAL Connect

▪ DLNA, LMS

▪ Roon Ready (Certification Pending)

• Multi-Room Audio:

Compatible with WiiM, Google Home, and Alexa multi-room systems

• Stereo Pairing:

Supports L/R speaker setup for enhanced stereo imaging

• Home Theater Mode:

Functions as front, center, or surround channel in a Dolby 5.1 setup via HDMI ARC

• Smart Presets:

Quick access to favorite playlists, sources, or routines

• Alarm Clock:

Configurable time, repeat schedule, and music source

Touch Display

Screen:

3.5” glass-covered capacitive touchscreen

Functions:

▪ Playback controls, album art, EQ adjustment, input switching

▪ Queue view, preset access, VU meters, time/date in standby

▪ Custom wallpapers and onboarding setup (OOBE)

▪ Supports firmware updates directly via screen

Design & Controls

Chassis: Precision-machined unibody aluminum for durability & heat dissipation

Dimensions: 7.9” x 2.9” x 7.9” (200 x 75 x 200 mm)

Weight: 5.4 lbs (2.45 kg)

Physical Controls: Multifunctional rotary knob (Volume, Play/Pause)

Thermal Management: Copper heat pipe, large aluminum heatsink, unibody aluminum case, and precision PID thermal control

Cooling System: Passive, silent operation

Package Contents

User Guide *1

Power Cable *1

RCA Cable *1

Optical Cable *1

HDMI Cable *1

Remote 2 *1

Banana Plugs *4