[With winning notification and certification] Rika Sato (Nogizaka46) with handwritten signature headphone "Nogizaka46 Rhythm Festival Event 『 The Christmas Blessing (music : Kanku & Garuru Xmas medley -Merry Xmas Show 2015 ver - 』" winning prize

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Product Explanation ■ Nogizaka46 Rhythm Festival Event 『 The Christmas Blessing (Music : Kanku & Garuru Xmas Medley -Merry Xmas Show 2015 ver - 』) It is a high ranking prize.
The SONY headphone (WH-CH710N) comes with a handwritten signature.
[Product Details]
Accessories : Winning Notification, Certificate, Instruction Manual, Connection Cable, USB Cable
Size : approx. 19 x 17 cm
Color : Black
Type : Sealed Dynamic Type
Driver Unit : 30 mm Dome Type
Impedance : 72 Ω at 1 khz when wired connected with POWER ON, 33 ohm at 1 khz when wired connected with POWER OFF
Sound Pressure Sensitivity : 94dB/mW at 1 khz when wired connected with POWER ON, 100dB/mW at 1 khz when wired connected with POWER OFF
Playback Frequency Band : 7 Hz to 20000 Hz
Mass : approx. 223g
* The signature on this product is a handwritten signature, so there are 1.1 different specifications.
Please note that the shape and illustration of the signature may differ between the product image and the actual product.