FAQ
Câu hỏi thường gặp theo sản phẩm và tình huống lắp đặt.
What is the installation difficulty rating?
Pending Verification
installation · FED-800 · Subwoofer
What is the dealer visibility scope for this SKU?
Tất cả Dealer (mặc định, chưa giới hạn)
dealer · FED-800 · Subwoofer
Is dealer training required to sell this SKU?
false (mặc định, chưa xác nhận)
dealer · FED-800 · Subwoofer
Is installation certification required?
false (mặc định, chưa xác nhận)
dealer · FED-800 · Subwoofer
What is the current stock status?
Pending Verification (cần dữ liệu tồn kho thực tế từ Dealer/Kho)
dealer · FED-800 · Subwoofer
Are there dealer-specific notes for this SKU?
Pending Verification
dealer · FED-800 · Subwoofer
What is the warranty period?
Pending Verification (chưa công bố trên trang sản phẩm)
warranty · FED-800 · Subwoofer
What certifications does this product carry?
Pending Verification (CE/RoHS không được công bố trên trang sản phẩm)
warranty · FED-800 · Subwoofer
What does the warranty cover?
PENDING VERIFICATION — warranty terms/coverage document not on file for this SKU.
warranty · FED-800 · Subwoofer
How does a customer file a warranty claim?
PENDING VERIFICATION — no verified warranty-claim process documented for this SKU yet.
warranty · FED-800 · Subwoofer
How many channels does FH-4 have?
4
consumer · FH-4 · Amplifier
What is the maximum power output?
Max @2Ω: 220W x4 | Nom @2Ω: 150W x4 | Max @4Ω: 180W x4 | Nom @4Ω: 120W x4 | Input Sensitivity: 1.3V-5V | Input Impedance: 10kΩ | Operating Voltage: 10.5-16.5VDC
consumer · FH-4 · Amplifier
What is the THD (Total Harmonic Distortion)?
≤0.003%
consumer · FH-4 · Amplifier
Does it support plug-and-play installation?
Pending Verification
consumer · FH-4 · Amplifier
What is the price of FH-4?
PENDING VERIFICATION — pricing intentionally not published in this content pass.
consumer · FH-4 · Amplifier
What are the physical dimensions?
235 x 172 x 50.5 mm
installation · FH-4 · Amplifier
How much does it weigh?
2.1
installation · FH-4 · Amplifier
What is the mounting type?
Pending Verification
installation · FH-4 · Amplifier
What is the power consumption / voltage requirement?
Pending Verification (trang gốc chỉ công bố dải điện áp hoạt động, không công bố dòng tiêu thụ)
installation · FH-4 · Amplifier
What input types are supported?
Analog RCA (Line-level input từ nguồn phát/DSP) — không thuộc Enum MOST/A2B/CAN/Hi-Level/Optical đã định nghĩa trong Master Schema (Enum đó thiết kế cho thiết bị DSP/Head Unit, không áp dụng nguyên vẹn cho Amplifier thuần)
installation · FH-4 · Amplifier
What is the installation difficulty rating?
Pending Verification
installation · FH-4 · Amplifier
What is the dealer visibility scope for this SKU?
Tất cả Dealer (mặc định, chưa giới hạn)
dealer · FH-4 · Amplifier
Is dealer training required to sell this SKU?
false (mặc định, chưa xác nhận)
dealer · FH-4 · Amplifier
Is installation certification required?
false (mặc định, chưa xác nhận)
dealer · FH-4 · Amplifier
What is the current stock status?
Pending Verification (cần dữ liệu tồn kho thực tế từ Dealer/Kho)
dealer · FH-4 · Amplifier
Are there dealer-specific notes for this SKU?
Pending Verification
dealer · FH-4 · Amplifier
What is the warranty period?
Pending Verification (chưa công bố trên trang sản phẩm)
warranty · FH-4 · Amplifier
What certifications does this product carry?
Pending Verification (CE/RoHS không được công bố trên trang sản phẩm)
warranty · FH-4 · Amplifier
What does the warranty cover?
PENDING VERIFICATION — warranty terms/coverage document not on file for this SKU.
warranty · FH-4 · Amplifier
How does a customer file a warranty claim?
PENDING VERIFICATION — no verified warranty-claim process documented for this SKU yet.
warranty · FH-4 · Amplifier