動作確認済、箱なし
外観は使用感も少なくキレイだと思います。
背面はマジックテープが貼ってあります。

以下商品ページ参照
特徴
THROTTLE BOX ディストーションは、カットとアグレッシブさを備えたあらゆるジャンルのロックを提供しますが、MESA BOOGIEのすべてのアンプに見られる特徴的な暖かさと有機的な音質を保持しています。

スペック
Controls
Gain Control allows you to dial in the perfect amount of classic to modern high-gain, Lo/High Gain Switch provides classic crunch to modern meltdown, Master Level Control provides a variable range of signal boost up to +20dB, Tone Control balances the amount of high frequencies, Mid-Cut Control provides powerful mid-scoop for modern high-gain styles, Internal EQ-Boost Switch provides added style/voicing option

Switches
True Bypass On/Off Switching - Bypasses all circuitry when off to ensure no tonal loss,

Led Indicators
On/Off Status LED

Power Requirements
9V Battery Powered or optional AC Powered via External Power Jack Input. WARNING!!! To avoid immediate damage and voiding the warranty, the External Power Supply MUST be 9VDC with a NEGATIVE CENTER plug polarity and a jack plug size of 2.1mm x 5.5mm.

Current Draw
9VDC/15mA

Input Output Jacks
Input & Output Jacks (Nominal Input -20 db)

Input Impedance
1M Ohm (500k Ohm minimum)

Output Impedance
10k Ohm

Switching Type
True Bypass

Dimensions
4.77 x 2.87 x 2.30

Weight
0.865