SLaudio - Tai Nghe Việt
Địa chỉ : Số 4, ngõ 30, phố Trần Quý Kiên, Cầu Giấy, HN
Điện thoại : 0932.347414 - 04.62811546
Website : SLaudio - TAI NGHE VIỆT
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Topping NX1S Portable Headphone Amplifier ( 1050K )

Thông số kỹ thuật :

Shell: Aluminum
Potentiometer: TOCOS
Frequency response: 20 Hz–100 kHz
Output power: 150 mW (32 ohms), 25 mW (300 ohms)
Recommended headphone impedance: 16–300 ohms
THD+N: < 0.0005%
SNR: ≥ 117 dB
Noise: < 3 uV (low gain), < 7 uV (high gain)
Gain: 0 dB / 8.7 dB
Bass: 0 dB / 4.0 dB
Playback time: > 40 hrs
Charge time: < 4 hrs at 1A
Charging port: MicroUSB (with battery indicator)
Power input: DC 5V / 1A (PCs USB 0.5A)
Dimensions: 3.3 x 2.2 x 0.4 in (8.4 x 5.5 x 1 cm)
Weight: 2.8 oz (78 g)
Warning: Output voltage of charger should not exceed 5V

3.5–3.5mm audio cable
2 rubber bands
5 Velcro strips
Rubber pad
User manual

Topping NX4 Portable Headphone Amplifier with built-in USB DAC ( 2250K )

Thông số kỹ thuật :
Analog input:1 x 3.5mm(share with analog output)
Analog output:1 x 3.5mm(share with analog input)
Headphone output:1 x 3.5mm
Playback time:Approx 30 hours (only headphone amp)
Approx 12 hours (USB DAC + headphone amp)
Net weight:Approx 155g (unit only)
Dimensions:Approx 11CM x 6.8CM x 1.4CM
Suitable Headphone Impedance:16-300Ω
Maximum output power:307mW x 2 (Gain=L, RL=32Ω, THD+N=1%)
35mW x 2 (Gain=L RL=300Ω, THD+N=1%)
Maximum output voltage swing:9.2Vpp
THD+N(@1kHz):0.0010% (RL=32Ω, Gain=L Pout=5mW)
0.0003% (RL=300Ω, Gain=L Pout=5mW)
Frequency response:10-200kHz
Input sensitivity:3.3Vrms (Gain=L); 1.2Vrms (Gain=H)
Noise:<2.9μV (RL=32Ω, Gain=L)
<8.0μV (RL=32Ω, Gain=H)
Gain(@1kHz):+0dB (Gain=L); +9dB (Gain=H)
SNR:120dB(Gain=L) / 112dB(Gain=H)

Topping NX5 Portable Headphone Amplifier ( 2350K )

Thông số kỹ thuật :

Analogue audio input port: 1*3.5mm
Headphone input port: 1*3.5mm
Full battery woking hours: 30hours
Output Power:
292mW (RL=16Ω,THD+N=1%)
285mW (RL=32Ω,THD+N=1%)
193mW (RL=64Ω,THD+N=1%)
95mW (RL=150Ω,THD+N=1%)
51mW (RL=300Ω,THD+N=1%)
26mW (RL=600Ω,THD+N=1%)
Voltage range:11.1Vpp
Input sensitivity:
Frequency Response: 10Hz-200KHz
Suitable Headphone Impedance: 16-300Ω
Min THD+N:0.0004%(RL=300Ω,Gain=L Pout=40mW)

Topping D30 24bit/192kHz DSD S/PDIF & USB DAC ( 2650K )

Thông số kỹ thuật :
Digital audio input interface:USB +Coaxial +Optical Fiber
Analog audio output interface:1*RCA (1 channel stereo)
Weight: About 427g
Size: Aboyt 12.2*3.8*17.7cm

Decoding range:
USB: 16-24bit/ 44.1-192KHz,DSD64,DSD128
Optical Fiber:16-24bit/ 32-192KHz
Coaxial :16-24bit/ 32-192KHz
Background noise (sampling rate 44.1KHz):
USB: 3.9uVrms
Optical Fiber: 5.2uVrms
Coaxial : 5.1uVrms
Line Out output level: 2.1Vrms @1KHz
Typical distortion (@1KHz,sampling rate 96KHz)
USB: 0.00062%
Optical Fiber: 0.00063%
Coaxial : 0.00065%
SNR (sampling rate 44.1KHz):
USB: 115.7db
Optical Fiber:113.2db
Coaxial :113.4db
Channel separation (@1KHz,sampling rate 44.1KHz)
Optical Fiber:-117.6db
Frequency response:10-20KHz-+1.2db

Topping A30 Desktop Headphone Amplifier ( 2500K )

- Full aluminum shell
- 0dB/9dB/18dB gain swich
- 3.5mm&6.35mm headphone output
- Output power :
- 1540Mw*2 @32ohm
- 290mW*2@300ohm

Detailed Parameter:
- Analog input:1 X RCA(L+R)
- Line out:1 X RCA(L+R)
- Headphone output: 1 x 6.35mm/1x3.5mm
- Weight;525g
- Size:17cmx12.2cmx3.8cm
- Recommend load resistance range:16-600ohm
- Output voltage swing:26.6Vpp
- Product provided by TZT trading is original
- Typical distortion:0.0019%,RL-32ohm,G=0db,IN=0.5VRMS/0.0003%,RL-300ohm,G=9db,IN=0.5VRMS/0.0006%,RL-600ohm,G=19db,IN=0.5VRMS)
- Frequency:10-200Khz
- Inpout snsitivity:10.0Vrms(PO=Hi,G=0db)/3.3Vrms(PO=Hi,G=9db)/1.2Vrms(PO=Hi,G=18db)
- Gain:0db/9db/18db
- SNR:126db(PO=Hi,G=0db)/121db(PO=Hi,G=9db)/111(PO=Hi,G=18db)

Max output power:
- 1551mw x2(PO=Hi.6.35mm headphone,RL-32ohm,THD+N=1%)
- 291mw x2(PO=Hi.6.35mm headphone,RL-300ohm,THD+N=1%)
- 152mw x2(PO=Hi.6.35mm headphone,RL-600ohm,THD+N=1%)
- 757mw x2(PO=Hi.3.5mm headphone,RL-32ohm,THD+N=1%)
- 258mw x2(PO=Hi.3.5mm headphone,RL-300ohm,THD+N=1%)
-143mw x2(PO=Hi.3.5mm headphone,RL-600ohm,THD+N=1%)

Topping VX3 Headphone Amp & Bluetooth Amplifier ( 1950K )

Thông số kỹ thuật :
Suitable Speaker Impedance:4-8ohms
Maximum output power:35W x 2 (RL=4ohms, THD+N=10%)
35W x 2 (RL=8ohms, THD+N=10%)
Output resistance:<0.22ohms
Minimum THD+N:0.005%
Frequency response:20-20kHz±0.2dB
Suitable Headphone Impedance:16-300ohms
Maximum output power:135mW(RL=32ohms, THD+N=1%)
Maximum output voltage swing:10Vpp
Minimum THD+N:0.002%(RL=32ohms, Pout=23mW)
Frequency response:20-20kHz±1.2dB
Input sensitivity:1.0Vrms
Analog input:RCA input x 1 (L & R channel)
Digital input :1 x Bluetooth 4.0
Amplifier output:Binding Post (L & R channel), BTL output
Net weight:Approx 530g (unit only)
Dimensions:Approx 12.2CM x 3.8CM x 18.3CM