1.產品型號：Astell&Kern Junior 64G(附原廠皮套ak jr)
2.欲售價格：8900
3.購買時間.保固情況：過保
4.商品描述：正常使用痕跡(如有疑慮可台北自取確認品項)
產品內容:AK jr本體，原廠皮套(無附傳輸線及充電器)

6.交易方式：士林可自取,其他地區7-11店到店

實物照片請參考:https://shopee.tw/Astell-Kern-JR-64G(%E9%99%84%E5%8E%9F%E5%BB%A0%E7%9A%AE%E5%A5%97ak-jr)-i.13935531.109973815


General Specifications

ModelBody ColorBody MaterialDisplaySupported Audio FormatsSample rateOutput LevelDACDecodingInputOutputsBluetoothDimensionsWeightFeature Enhancements

AK Jr / SUPER JUNIOR x AK JrAK Jr : Sleek Silver / SUPER JUNIOR x AK Jr : Sapphire BlueAluminum3.1inch WQVGA (240 x 400) TouchscreenWAV, FLAC, WMA, MP3, OGG, APE(Normal, High, Fast), AAC, ALAC, AIFF, DFF, DSFFLAC, WAV, ALAC, AIFF : 8kHz ~ 192kHz (8/16/24bits per Sample)
/ DSD : DSD64 (1bit 2.8MHz), Stereo (DSD to PCM)1.95VrmsWolfson WM8740 x1 (Single DAC)Support up to 24bit/192kHz Bit to Bit DecodingUSB Micro-B input(for charging & data transfer (PC & MAC))
/ Connection Mode : UMS(USB Mass Storage)PHONES (3.5mm)V4.0 (A2DP, AVRCP)2.08” (52.9 mm) [W] x 4.60” (117 mm) [H] x 0.35” (8.9 mm) [D]3.28 oz (93 g)Firmware upgrades supported (F/W file copy)

Audio Performance

Frequency ResponseSignal to Noise RatioCrosstalkTHD+NIMD SMPTEOutput Impedance

±0.04dB (Condition: 20Hz~20kHz) / ±0.3dB (Condition: 20Hz~70kHz)112dB @ 1kHz120dB @ 1kHz0.005% @ 1kHz0.0006% 800Hz 10kHz(4:1)2ohm

Clock source

Clock Jitter

50ps (Typ)

Battery

Capacity

1,450mAh 3.7V Li-Polymer Battery

Memory

Built-in MemoryExternal Memory

#ak

64GB [NAND]microSD (Max 64GB) x1

OS

Supported OS

Windows XP, Windows 7,8 (32/64bit), MAC OS X 10.7 and up